Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS |
2023-06-15 15:35 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Randomized DFT Spread Spectrally Efficient Frequency Division Multiplexing and Low-Complexity Expectation-Propagation Detection Kazuki Komatsu (Toyohashi Univ. of Tech.), Shun Kojima (Univ. of Tokyo), Hideyuki Uehara (Toyohashi Univ. of Tech.) RCS2023-59 |
Spectrally-efficient frequency division multiplexing (SEFDM) can transmit the same amount of data in a narrower bandwidt... [more] |
RCS2023-59 pp.182-187 |
AP |
2023-05-11 10:30 |
Okinawa |
Okinawa Gender Equality Center (Primary: On-site, Secondary: Online) |
Spherical Cap Structure MIMO-OTA Apparatus for Generating the Cluster Propagation Environments Kazuhiro Honda (Univ. of Toyama) AP2023-8 |
In order to realize the cluster propagation environments that forms a Gaussian distribution in the vertical and horizont... [more] |
AP2023-8 pp.1-6 |
OCS, OFT, OPE (Joint) [detail] |
2023-02-17 14:35 |
Okinawa |
kukuru-itomancity (Primary: On-site, Secondary: Online) |
Nonlinear wave equation for wavelength/polarization multiplexed signals in fiber transmission Kyo Inoue, Koji Igarashi (Osaka Univ.) OCS2022-87 OPE2022-116 |
Nonlinear fiber transmission has been usually described by the nonlinear Schrödinger or the Manakov equation. However, t... [more] |
OCS2022-87 OPE2022-116 pp.86-90(OCS), pp.111-115(OPE) |
AP |
2023-02-16 11:00 |
Miyagi |
Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Channel model development for factory environment in the wireless emulator project Hirokazu Sawada, Azril Haniz, Takeshi Matsumura (NICT) AP2022-212 |
Research and development of a wireless emulator is being conducted to realize real-time emulation and evaluation of comm... [more] |
AP2022-212 pp.83-88 |
SRW, SeMI, CNR (Joint) |
2022-11-25 09:30 |
Tochigi |
Epinard Nasu (Primary: On-site, Secondary: Online) |
[Short Paper]
Dynamic Radio Propagation Simulation Method from LiDAR Point Cloud Data for Smart Office Scenario Kentaro Saito, Nopphon Keerativoranan, Jun-ichi Takada (Tokyo Tech.) SRW2022-26 |
Nowadays, various kinds of information and communications technology (ICT) systems have been developed and utilized in o... [more] |
SRW2022-26 p.38 |
RCS, AP, UWT (Joint) |
2022-11-15 11:00 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Channel Capacity Evaluation of Sector Antennas for a 28GHz Band Indoor Base Station by their Directivity Shota Matsumoto, Arai Hiroyuki (Yokohama National Univ.), Yuki Inoue, Yasuko Kimura (NTT DOCOMO) AP2022-150 |
The propagation loss of indoor-to-outdoor communications is very large at high frequencies. Therefore, we consider an in... [more] |
AP2022-150 pp.18-23 |
ITE-BCT, OCS, IEE-CMN, OFT |
2022-11-11 13:00 |
Miyagi |
Forest-Sendai (Primary: On-site, Secondary: Online) |
Learning-based digital back propagation considering cross-phase modulation in wavelength-division multiplexed transmission systems Takashi Inoue, Ryosuke Matsumoto, Shu Namiki (AIST) OCS2022-44 |
We propose a scheme to compensate waveform distortion of optical signals due to fiber nonlinearity in wavelength-divisio... [more] |
OCS2022-44 pp.24-29 |
RCS |
2022-10-27 12:30 |
Ehime |
Ehime University, and online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Research Activities for Deploying Cell-Free Massive MIMO Systems Masaaki Ito (KDDI Research/USC), Shunsuke Kamiwatari, Noboru Osawa, Issei Kanno, Yoshiaki Amano (KDDI Research) RCS2022-132 |
In cell-free massive MIMO systems, a massive number of distributed antennas cooperate with each other and communicate wi... [more] |
RCS2022-132 p.25 |
RCS |
2022-10-28 09:00 |
Ehime |
Ehime University, and online (Primary: On-site, Secondary: Online) |
Performance Evaluation of Large Spectrally Efficient Frequency Division Multiplexing with Haar Precoding and Its Parallel Interference Cancellation and Detection Based on Expectation Propagation Kazuki Komatsu (NICT), Shun Kojima (Univ. Tokyo), Takeshi Matsumura (NICT) RCS2022-141 |
By narrowing the frequency spacing of each subcarrier, spectrally-efficient frequency division multiplexing (SEFDM) can ... [more] |
RCS2022-141 pp.59-64 |
AP |
2022-10-19 14:40 |
Gifu |
GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
[Tutorial Lecture]
Research and Development of Radio Wave Propagation Model in Multiple Frequency Bands Considering Frequency Dependency Motoharu Sasaki (NTT) AP2022-132 |
In the 5th generation mobile communication systems, radio wave propagation models and channel models have been studied a... [more] |
AP2022-132 pp.158-163 |
MIKA (3rd) |
2022-10-14 10:40 |
Niigata |
Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Channel and Data Estimation via Deep Unfolding-Aided BiGaBP for Correlated Massive MIMO Koichi Maki, Tetsushi Ikegami (Meiji Univ.) |
This paper applies deep unfolding (DU) to a joint channel and data estimation (JCDE) scheme via bilinear belief propagat... [more] |
|
AP, MW (Joint) |
2022-09-14 14:40 |
Ehime |
The Museum of Art, EHIME (Primary: On-site, Secondary: Online) |
A Study of Building Map Representation for Spatiotemporal Channel Parameters Estimation Model by Machine Learning Keiji Yoshikawa, Tatsuya Nagao, Kazuki Takezawa, Takahiro Hayashi (KDDI Research, Inc) AP2022-78 |
Wireless emulators are being developed to design and evaluate wireless systems in virtual space. To emulate various envi... [more] |
AP2022-78 pp.38-43 |
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] |
2022-07-19 16:35 |
Hokkaido |
Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Transmission of 120GHz-band RF Signal by Contacting Another Dielectric Sheet Akihiko Hirata, Masaki Ushio (CIT), Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu (NICT) EMT2022-30 MW2022-54 OPE2022-33 EST2022-31 MWPTHz2022-28 |
Currently, sheet LAN, which enables LAN connection simply by placing a terminal on a dielectric sheet that transmits ter... [more] |
EMT2022-30 MW2022-54 OPE2022-33 EST2022-31 MWPTHz2022-28 pp.109-112 |
CS |
2022-07-14 11:30 |
Kagoshima |
Yakushima Environmental and Cultural Village Center (Primary: On-site, Secondary: Online) |
Two ray model approximation of radio propagation for drone link Yuga Hashimoto, Satoshi Takahashi (Hiroshima City Univ.) CS2022-16 |
It is considered that the radio wave propagation in the remote control line channel of the unmanned aerial vehicle drone... [more] |
CS2022-16 pp.28-29 |
RCS |
2022-06-17 09:30 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A study on Joint Channel and Data Estimation via Parametric Bilinear Inference for OTFS Transmission Kengo Furuta, Kenta Ito, Takumi Takahashi (Osaka Univ), Shinsuke Ibi (Doshisha Univ), Seiichi Sampei (Osaka Univ) RCS2022-56 |
In high-speed mobile communication environments, an orthogonal time frequency space (OTFS) scheme with robustness to dou... [more] |
RCS2022-56 pp.188-193 |
RCS |
2022-06-17 09:40 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A Study on Expectation Propagation-based Iterative Detection for Overloaded MIMO in Coded Systems Takuma Kobayashi, Takumi Takahashi, Kenta Ito (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) RCS2022-57 |
This paper investigates an appropriate design for iterative detection receivers in overloaded large multi-input and mult... [more] |
RCS2022-57 pp.194-199 |
IT, ISEC, RCC, WBS |
2022-03-10 13:50 |
Online |
Online |
Reed-Muller Code Lattice Decoding with Weighted BP Decoder Ryoji Shimizu, Brian M. Kurkoski (JAIST) IT2021-100 ISEC2021-65 WBS2021-68 RCC2021-75 |
We construct $n=32$ Reed-Muller code lattice by applying binary RM codes to Construction D. We compare decoding performa... [more] |
IT2021-100 ISEC2021-65 WBS2021-68 RCC2021-75 pp.107-110 |
AP |
2022-02-17 13:05 |
Online |
Online |
An Optimization Method of Ray Tracing Parameters Utilizing Genetic Algorithm Miyuki Hirose (KIT), Tetsuro Imai (Tokyo Denki Univ.), Shengyi Wu, Satoshi Iwasaki, Gilbert Siy Ching, Yukiko Kishiki (KKE) AP2021-164 |
Ray tracing parameters, that affect propagation characteristics, e.g. relative permittivity, electrical conductivity, nu... [more] |
AP2021-164 pp.32-37 |
AP, WPT (Joint) |
2022-01-20 13:30 |
Tottori |
Kenmin-Fureai-Kaikan (Primary: On-site, Secondary: Online) |
[Invited Lecture]
MIMO Channel Capacity Estimation Considering Ray Tracing Analysis and Nakagami-Rice Fading Kengo Shimada, Yutaka Tomizawa, Doppo Sugimura, Mayumi Yoshino (Dengyo) AP2021-142 |
In recent years, with the increase in mobile data traffic, the demand for MIMO (Multiple Input Multiple Output) systems ... [more] |
AP2021-142 pp.43-48 |
AP, WPT (Joint) |
2022-01-20 14:00 |
Tottori |
Kenmin-Fureai-Kaikan (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Effect of Indoor Structure and Physical Properties on Channel Capacity Estimation Using Ray Trace Method Tomonori Ikeda, Mitoshi Fujimoto (Fukui Univ.) AP2021-143 |
One of the analysis methods for indoor MIMO communication is the ray tracing method. It is less rigorous than FDTD metho... [more] |
AP2021-143 pp.49-52 |